Home | History | Annotate | Line # | Download | only in hash
      1  1.9     joerg /*	$NetBSD: extern.h,v 1.9 2008/08/26 21:18:38 joerg Exp $	*/
      2  1.4       cgd 
      3  1.1       cgd /*-
      4  1.3       cgd  * Copyright (c) 1991, 1993, 1994
      5  1.1       cgd  *	The Regents of the University of California.  All rights reserved.
      6  1.1       cgd  *
      7  1.1       cgd  * Redistribution and use in source and binary forms, with or without
      8  1.1       cgd  * modification, are permitted provided that the following conditions
      9  1.1       cgd  * are met:
     10  1.1       cgd  * 1. Redistributions of source code must retain the above copyright
     11  1.1       cgd  *    notice, this list of conditions and the following disclaimer.
     12  1.1       cgd  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.1       cgd  *    notice, this list of conditions and the following disclaimer in the
     14  1.1       cgd  *    documentation and/or other materials provided with the distribution.
     15  1.7       agc  * 3. Neither the name of the University nor the names of its contributors
     16  1.1       cgd  *    may be used to endorse or promote products derived from this software
     17  1.1       cgd  *    without specific prior written permission.
     18  1.1       cgd  *
     19  1.1       cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  1.1       cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  1.1       cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  1.1       cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  1.1       cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  1.1       cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  1.1       cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  1.1       cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  1.1       cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  1.1       cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  1.1       cgd  * SUCH DAMAGE.
     30  1.1       cgd  *
     31  1.3       cgd  *	@(#)extern.h	8.4 (Berkeley) 6/16/94
     32  1.1       cgd  */
     33  1.1       cgd 
     34  1.8  christos BUFHEAD	*__add_ovflpage(HTAB *, BUFHEAD *);
     35  1.8  christos int	 __addel(HTAB *, BUFHEAD *, const DBT *, const DBT *);
     36  1.8  christos int	 __big_delete(HTAB *, BUFHEAD *);
     37  1.8  christos int	 __big_insert(HTAB *, BUFHEAD *, const DBT *, const DBT *);
     38  1.8  christos int	 __big_keydata(HTAB *, BUFHEAD *, DBT *, DBT *, int);
     39  1.8  christos int	 __big_return(HTAB *, BUFHEAD *, int, DBT *, int);
     40  1.8  christos int	 __big_split(HTAB *, BUFHEAD *, BUFHEAD *, BUFHEAD *,
     41  1.9     joerg 		int, uint32_t, SPLIT_RETURN *);
     42  1.8  christos int	 __buf_free(HTAB *, int, int);
     43  1.8  christos void	 __buf_init(HTAB *, u_int);
     44  1.9     joerg uint32_t	 __call_hash(HTAB *, char *, int);
     45  1.8  christos int	 __delpair(HTAB *, BUFHEAD *, int);
     46  1.8  christos int	 __expand_table(HTAB *);
     47  1.8  christos int	 __find_bigpair(HTAB *, BUFHEAD *, int, char *, int);
     48  1.9     joerg uint16_t	 __find_last_page(HTAB *, BUFHEAD **);
     49  1.8  christos void	 __free_ovflpage(HTAB *, BUFHEAD *);
     50  1.9     joerg BUFHEAD	*__get_buf(HTAB *, uint32_t, BUFHEAD *, int);
     51  1.9     joerg int	 __get_page(HTAB *, char *, uint32_t, int, int, int);
     52  1.8  christos int	 __ibitmap(HTAB *, int, int, int);
     53  1.9     joerg uint32_t	 __log2(uint32_t);
     54  1.9     joerg int	 __put_page(HTAB *, char *, uint32_t, int, int);
     55  1.8  christos void	 __reclaim_buf(HTAB *, BUFHEAD *);
     56  1.9     joerg int	 __split_page(HTAB *, uint32_t, uint32_t);
     57  1.1       cgd 
     58  1.1       cgd /* Default hash routine. */
     59  1.9     joerg extern uint32_t (*__default_hash)(const void *, size_t);
     60  1.1       cgd 
     61  1.1       cgd #ifdef HASH_STATISTICS
     62  1.3       cgd extern int hash_accesses, hash_collisions, hash_expansions, hash_overflows;
     63  1.1       cgd #endif
     64